4c07c638d24d9c9bf038a9ea1fcb3f642f93d809a2162a3b4d766ecfc4d14358

Analysis

max time kernel
139s
max time network
125s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
10-08-2024 23:32

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

881d0ad3ae48122c4c012040b31c7d06_JaffaCakes118.dll
Size

18KB
MD5

881d0ad3ae48122c4c012040b31c7d06
SHA1

f081042250b85ccf2a9662d87fe95d03ea9ae334
SHA256

4c07c638d24d9c9bf038a9ea1fcb3f642f93d809a2162a3b4d766ecfc4d14358
SHA512

714a3bbcd569aac3d8b7690b0cce8c02ac0e3df3d7662ca963bdd794ce430f1bf2a8ae413854a61811ac7e75476902c9dc9fa6d5212c02f522603b808226ab10
SSDEEP

384:2VW5DixReG0xWi7n6zFgKzND07xDfYq4K0cFmGWxzvgDW3yzCnGw:L+Rpyb6zWKzNDPcFmGEzYSeuGw

Score

7^/10

discovery upx

Malware Config

Signatures

UPX packed file 3 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/3100-1-0x0000000010000000-0x0000000010011000-memory.dmp	upx
behavioral2/memory/3100-0-0x0000000010000000-0x0000000010011000-memory.dmp	upx
behavioral2/memory/3100-2-0x0000000010000000-0x0000000010011000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3584	3100	WerFault.exe	86

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3100	rundll32.exe
3100	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2600 wrote to memory of 3100	2600	rundll32.exe	86
PID 2600 wrote to memory of 3100	2600	rundll32.exe	86
PID 2600 wrote to memory of 3100	2600	rundll32.exe	86

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\881d0ad3ae48122c4c012040b31c7d06_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2600
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\881d0ad3ae48122c4c012040b31c7d06_JaffaCakes118.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  PID:3100
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3100 -s 576
    3⤵
    - Program crash
    PID:3584

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 3100 -ip 3100
1⤵
PID:3024

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

memory/3100-1-0x0000000010000000-0x0000000010011000-memory.dmp

Filesize
68KB

Download
memory/3100-0-0x0000000010000000-0x0000000010011000-memory.dmp

Filesize
68KB

Download
memory/3100-2-0x0000000010000000-0x0000000010011000-memory.dmp

Filesize
68KB

Download
memory/3100-3-0x0000000010001000-0x000000001000C000-memory.dmp

Filesize
44KB

Download